Patent Assignment
Reel/Frame 006270/0700
Assignment of Assignors Interest.
Recorded: 1992-09-21
Pages: 2
Assignee
SHELL OIL COMPANY
P.O. BOX 2463, 900 LOUISIANA HOUSTON, TEXAS 77252-2463, TEXAS
Covered Property
(1)
In-Situ Soil Decontamination Process with Sub-Surface Vapor Recovery
Patent:
5,169,263 →
Application:
07/705,708 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.